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Tests of the ocaml (and thus C) bindings for constants. 

llvm-svn: 42101
This commit is contained in:
Gordon Henriksen 2007-09-18 18:07:51 +00:00
parent 584e21a349
commit dc88c06732
6 changed files with 143 additions and 19 deletions
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6
llvm/bindings/ocaml/llvm/llvm.ml
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@ -141,14 +141,18 @@ external value_name : llvalue -> string = "llvm_value_name"
external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
(*--... Operations on constants of (mostly) any type .......................--*)
external is_constant : llvalue -> bool = "llvm_is_constant"
external make_null : lltype -> llvalue = "llvm_make_null"
external make_all_ones : lltype -> llvalue = "llvm_make_all_ones"
external make_all_ones : (*int|vec*)lltype -> llvalue = "llvm_make_all_ones"
external make_undef : lltype -> llvalue = "llvm_make_undef"
external is_null : llvalue -> bool = "llvm_is_null"
external is_undef : llvalue -> bool = "llvm_is_undef"
(*--... Operations on scalar constants .....................................--*)
external make_int_constant : lltype -> int -> bool -> llvalue
= "llvm_make_int_constant"
external make_int64_constant : lltype -> Int64.t -> bool -> llvalue
= "llvm_make_int64_constant"
external make_real_constant : lltype -> float -> llvalue
= "llvm_make_real_constant"

6
llvm/bindings/ocaml/llvm/llvm.mli
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@ -124,14 +124,18 @@ external value_name : llvalue -> string = "llvm_value_name"
external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
(*--... Operations on constants of (mostly) any type .......................--*)
external is_constant : llvalue -> bool = "llvm_is_constant"
external make_null : lltype -> llvalue = "llvm_make_null"
external make_all_ones : lltype -> llvalue = "llvm_make_all_ones"
external make_all_ones : (*int|vec*)lltype -> llvalue = "llvm_make_all_ones"
external make_undef : lltype -> llvalue = "llvm_make_undef"
external is_null : llvalue -> bool = "llvm_is_null"
external is_undef : llvalue -> bool = "llvm_is_undef"
(*--... Operations on scalar constants .....................................--*)
external make_int_constant : lltype -> int -> bool -> llvalue
= "llvm_make_int_constant"
external make_int64_constant : lltype -> Int64.t -> bool -> llvalue
= "llvm_make_int64_constant"
external make_real_constant : lltype -> float -> llvalue
= "llvm_make_real_constant"

18
llvm/bindings/ocaml/llvm/llvm_ocaml.c
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@ -247,11 +247,21 @@ CAMLprim value llvm_make_undef(value Ty) {
return (value) LLVMGetUndef((LLVMTypeRef) Ty);
}
/* llvalue -> bool */
CAMLprim value llvm_is_constant(value Ty) {
return Val_bool(LLVMIsConstant((LLVMValueRef) Ty));
}
/* llvalue -> bool */
CAMLprim value llvm_is_null(value Val) {
return Val_bool(LLVMIsNull((LLVMValueRef) Val));
}
/* llvalue -> bool */
CAMLprim value llvm_is_undef(value Ty) {
return Val_bool(LLVMIsUndef((LLVMValueRef) Ty));
}
/*--... Operations on scalar constants .....................................--*/
/* lltype -> int -> bool -> llvalue */
@ -266,6 +276,12 @@ CAMLprim value llvm_make_int_constant(value IntTy, value N, value SExt) {
return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, N2, Bool_val(SExt));
}
/* lltype -> Int64.t -> bool -> llvalue */
CAMLprim value llvm_make_int64_constant(value IntTy, value N, value SExt) {
return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, Int64_val(N),
Bool_val(SExt));
}
/* lltype -> float -> llvalue */
CAMLprim value llvm_make_real_constant(value RealTy, value N) {
return (value) LLVMGetRealConstant((LLVMTypeRef) RealTy, Double_val(N));
@ -276,7 +292,7 @@ CAMLprim value llvm_make_real_constant(value RealTy, value N) {
/* string -> bool -> llvalue */
CAMLprim value llvm_make_string_constant(value Str, value NullTerminate) {
return (value) LLVMGetStringConstant(String_val(Str),
Wosize_val(Str),
caml_string_length(Str),
Bool_val(NullTerminate) == 0);
}

2
llvm/include/llvm-c/Core.h
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@ -176,7 +176,9 @@ void LLVMSetValueName(LLVMValueRef Val, const char *Name);
LLVMValueRef LLVMGetNull(LLVMTypeRef Ty); /* all zeroes */
LLVMValueRef LLVMGetAllOnes(LLVMTypeRef Ty); /* only for int/vector */
LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty);
int LLVMIsConstant(LLVMValueRef Val);
int LLVMIsNull(LLVMValueRef Val);
int LLVMIsUndef(LLVMValueRef Val);
/* Operations on scalar constants */
LLVMValueRef LLVMGetIntConstant(LLVMTypeRef IntTy, unsigned long long N,

8
llvm/lib/VMCore/Core.cpp
View File

@ -201,12 +201,20 @@ LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
return wrap(UndefValue::get(unwrap(Ty)));
}
int LLVMIsConstant(LLVMValueRef Ty) {
return isa<Constant>(unwrap(Ty));
}
int LLVMIsNull(LLVMValueRef Val) {
if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
return C->isNullValue();
return false;
}
int LLVMIsUndef(LLVMValueRef Val) {
return isa<UndefValue>(unwrap(Val));
}
/*--.. Operations on scalar constants ......................................--*/
LLVMValueRef LLVMGetIntConstant(LLVMTypeRef IntTy, unsigned long long N,

122
llvm/test/Bindings/Ocaml/vmcore.ml
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@ -11,27 +11,21 @@ open Llvm
open Llvm_bitwriter
(* Tiny unit test framework *)
(* Tiny unit test framework - really just to help find which line is busted *)
let exit_status = ref 0
let case_num = ref 0
let all_done () =
prerr_endline "";
exit !exit_status
let group name =
prerr_endline "";
case_num := 0;
prerr_string (" " ^ name ^ "... ")
prerr_endline (" " ^ name ^ "...")
let insist cond =
incr case_num;
prerr_char ' ';
if not cond then begin
exit_status := 10;
prerr_char '!'
end;
prerr_int !case_num
let msg = if cond then " pass " else begin
exit_status := 10;
" FAIL "
end in
prerr_endline (msg ^ (string_of_int !case_num))
let suite name f =
prerr_endline (name ^ ":");
@ -133,6 +127,102 @@ let test_types () =
insist (ty <> make_opaque_type ())
(*===-- Constants ---------------------------------------------------------===*)
let test_constants () =
(* RUN: grep {Const01.*i32.*-1} < %t.ll
*)
group "int";
let c = make_int_constant i32_type (-1) true in
ignore (define_global "Const01" c m);
insist (i32_type = type_of c);
insist (is_constant c);
(* RUN: grep {Const02.*i64.*-1} < %t.ll
*)
group "sext int";
let c = make_int_constant i64_type (-1) true in
ignore (define_global "Const02" c m);
insist (i64_type = type_of c);
(* RUN: grep {Const03.*i64.*4294967295} < %t.ll
*)
group "zext int64";
let c = make_int64_constant i64_type (Int64.of_string "4294967295") false in
ignore (define_global "Const03" c m);
insist (i64_type = type_of c);
(* RUN: grep {Const04.*"cruel\\\\00world"} < %t.ll
*)
group "string";
let c = make_string_constant "cruel\x00world" false in
ignore (define_global "Const04" c m);
insist ((make_array_type i8_type 11) = type_of c);
(* RUN: grep {Const05.*"hi\\\\00again\\\\00"} < %t.ll
*)
group "string w/ null";
let c = make_string_constant "hi\x00again" true in
ignore (define_global "Const05" c m);
insist ((make_array_type i8_type 9) = type_of c);
(* RUN: grep {Const06.*3.1459} < %t.ll
*)
group "real";
let c = make_real_constant double_type 3.1459 in
ignore (define_global "Const06" c m);
insist (double_type = type_of c);
let one = make_int_constant i16_type 1 true in
let two = make_int_constant i16_type 2 true in
let three = make_int_constant i32_type 3 true in
let four = make_int_constant i32_type 4 true in
(* RUN: grep {Const07.*\\\[ i32 3, i32 4 \\\]} < %t.ll
*)
group "array";
let c = make_array_constant i32_type [| three; four |] in
ignore (define_global "Const07" c m);
insist ((make_array_type i32_type 2) = (type_of c));
(* RUN: grep {Const08.*< i16 1, i16 2.* >} < %t.ll
*)
group "vector";
let c = make_vector_constant [| one; two; one; two;
one; two; one; two |] in
ignore (define_global "Const08" c m);
insist ((make_vector_type i16_type 8) = (type_of c));
(* RUN: grep {Const09.*\{ i16, i16, i32, i32 \} \{} < %t.ll
*)
group "structure";
let c = make_struct_constant [| one; two; three; four |] false in
ignore (define_global "Const09" c m);
insist ((make_struct_type [| i16_type; i16_type; i32_type; i32_type |] false)
= (type_of c));
(* RUN: grep {Const10.*zeroinit} < %t.ll
*)
group "null";
let c = make_null (make_struct_type [| i1_type; i8_type;
i64_type; double_type |] true) in
ignore (define_global "Const10" c m);
(* RUN: grep {Const11.*-1} < %t.ll
*)
group "all ones";
let c = make_all_ones i64_type in
ignore (define_global "Const11" c m);
(* RUN: grep {Const12.*undef} < %t.ll
*)
group "undef";
let c = make_undef i1_type in
ignore (define_global "Const12" c m);
insist (i1_type = type_of c);
insist (is_undef c)
(*===-- Global Values -----------------------------------------------------===*)
let test_global_values () =
@ -143,8 +233,6 @@ let test_global_values () =
*)
group "naming";
let g = define_global "TEMPORARY" zero32 m in
prerr_endline "";
prerr_endline (value_name g);
insist ("TEMPORARY" = value_name g);
set_value_name "GVal01" g;
insist ("GVal01" = value_name g);
@ -210,6 +298,7 @@ let test_global_variables () =
(* RUN: grep -v {GVar05} < %t.ll
*)
group "delete";
let g = define_global "GVar05" fourty_two32 m in
delete_global g
@ -227,7 +316,8 @@ let test_writer () =
let _ =
suite "types" test_types;
suite "constants" test_constants;
suite "global values" test_global_values;
suite "global variables" test_global_variables;
suite "writer" test_writer;
all_done ()
exit !exit_status